Home / 6,424,221.60-8,865,438.48-3,523,636.08

Finding the Fourth Proportional to 6,424,221.60, 8,865,438.48 and 3,523,636.08

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Solution

The fourth proportional to 6,424,221.60, 8,865,438.48 and 3,523,636.08 is: 4,862,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424,221.60 : 8,865,438.48 = 3,523,636.08 : x
  2. Step 2: Convert to fraction form
    6,424,221.60/8,865,438.48 = 3,523,636.08/x
  3. Step 3: Cross multiply
    6,424,221.60x = 8,865,438.48 × 3,523,636.08
  4. Step 4: Simplify right side
    6,424,221.60x = 31,238,578,893,148.36
  5. Step 5: Solve for x
    x = 31,238,578,893,148.36/6,424,221.60
  6. Step 6: Final answer
    x = 4,862,624.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.